Description
The EPH CP4 Room Thermostat is a wired or wireless digital thermostat designed for precise
temperature control in domestic and light-commercial systems. It keeps rooms comfortable while helping reduce
energy use, thanks to accurate sensing and simple controls.
Key Features
- ✅ User-Friendly Digital Display – Clear LCD for quick reading and adjustments.
- ✅ Precise Temperature Control – Accurate sensing keeps rooms consistently comfortable.
- ✅ Wired or Wireless – Choose the version that suits your property.
- ✅ Adjustable Temperature Range – Set your preferred comfort level.
- ✅ Energy Efficient – Helps prevent unnecessary boiler firing.
- ✅ Broad Compatibility – Works with boilers, underfloor heating, and other heating controls.
- ✅ Simple Installation – Designed to integrate smoothly with existing systems.
Make It Smart (Optional Upgrades)
EPH Gateway (Add-On) – Pair with the CP4 to enable Ember app control: adjust temperatures, schedules, and view status from your phone.
CP4-HW-OT Hot-Water Control (Add-On) – Add this module to enable smart domestic hot-water scheduling and control in the Ember app. Ideal if you want the app to handle both heating and hot water in one place.
- App-based on/off and time programs for the cylinder/hot water
- Works alongside your EPH Gateway/Ember setup
- Clean “one-pack” presentation: Thermostat + Receiver + CP4-HW-OT (optional)
Tip: Choose “Thermostat + Gateway + CP4-HW-OT” for full smart heating + hot water control in the Ember app.
Why Choose the EPH CP4?
- ✔️ Reliable & Consistent – Accurate regulation for stable comfort.
- ✔️ Easy to Use – Clear screen and intuitive buttons.
- ✔️ Cost-Effective – Optimises energy use to help lower bills.
- ✔️ Scalable – Start simple; add Gateway and CP4-HW-OT later for smart control.
What’s Included
- CP4 Thermostat (choose Wired or Wireless)
- Receiver (included with wireless version)
- Documentation & fixings
- ➕ Optional add-ons: EPH Gateway, CP4-HW-OT hot-water module
Installation & Service Area
Gamma Heating installs across East Anglia only.
For standard installation criteria please see our
Terms & Conditions
.
